(PureBasic) MercadoLibre - Cargar factura (Upload Invoice)

Cargar factura en detalle de venta

For more information, see https://developers.mercadolibre.com.ar/es_ar/cargar-factura

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkJsonObject.pb"
IncludeFile "CkHttpRequest.pb"

Procedure ChilkatExample()

    ; This example assumes the Chilkat API to have been previously unlocked.
    ; See Global Unlock Sample for sample code.

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; First get our previously obtained OAuth2 access token.
    jsonToken.i = CkJsonObject::ckCreate()
    If jsonToken.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i = CkJsonObject::ckLoadFile(jsonToken,"qa_data/tokens/mercadolibre.json")

    ; Implements the following CURL command:

    ; curl -X POST https://api.mercadolibre.com/packs/$PACK_ID/fiscal_documents?access_token=$ACCESS_TOKEN 
    ;   -H 'content-type: multipart/form-data;' 
    ;   -F 'fiscal_document=@/home/user/.../Factura_adjunta.pdf'

    ; Use the following online tool to generate HTTP code from a CURL command
    ; Convert a cURL Command to HTTP Source Code

    sbPath.i = CkStringBuilder::ckCreate()
    If sbPath.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkStringBuilder::ckAppend(sbPath,"/packs/$PACK_ID/fiscal_documents?access_token=$ACCESS_TOKEN")
    ; Use an actual pack ID.
    numReplaced.i = CkStringBuilder::ckReplace(sbPath,"$PACK_ID","2000000089077943")
    numReplaced = CkStringBuilder::ckReplace(sbPath,"$ACCESS_TOKEN",CkJsonObject::ckStringOf(jsonToken,"access_token"))

    req.i = CkHttpRequest::ckCreate()
    If req.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttpRequest::setCkHttpVerb(req, "POST")
    CkHttpRequest::setCkPath(req, CkStringBuilder::ckGetAsString(sbPath))
    CkHttpRequest::setCkContentType(req, "multipart/form-data")
    success = CkHttpRequest::ckAddFileForUpload2(req,"fiscal_document","/home/user/.../Factura_adjunta.pdf","application/pdf")

    CkHttpRequest::ckAddHeader(req,"Expect","100-continue")
    CkHttpRequest::ckAddHeader(req,"content-type","multipart/form-data;")

    resp.i = CkHttp::ckSynchronousRequest(http,"api.mercadolibre.com",443,1,req)
    If CkHttp::ckLastMethodSuccess(http) = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(jsonToken)
        CkStringBuilder::ckDispose(sbPath)
        CkHttpRequest::ckDispose(req)
        ProcedureReturn
    EndIf

    sbResponseBody.i = CkStringBuilder::ckCreate()
    If sbResponseBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttpResponse::ckGetBodySb(resp,sbResponseBody)
    jResp.i = CkJsonObject::ckCreate()
    If jResp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(jResp,sbResponseBody)
    CkJsonObject::setCkEmitCompact(jResp, 0)

    Debug "Response Body:"
    Debug CkJsonObject::ckEmit(jResp)

    respStatusCode.i = CkHttpResponse::ckStatusCode(resp)
    Debug "Response Status Code = " + Str(respStatusCode)
    If respStatusCode >= 400
        Debug "Response Header:"
        Debug CkHttpResponse::ckHeader(resp)
        Debug "Failed."
        CkHttpResponse::ckDispose(resp)

        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(jsonToken)
        CkStringBuilder::ckDispose(sbPath)
        CkHttpRequest::ckDispose(req)
        CkStringBuilder::ckDispose(sbResponseBody)
        CkJsonObject::ckDispose(jResp)
        ProcedureReturn
    EndIf

    CkHttpResponse::ckDispose(resp)

    ; Sample JSON response:
    ; (Sample code for parsing the JSON response is shown below)

    ; {
    ;   "ids": [
    ;     "415460047_a96d8dea-38cd-4402-938e-80a1c134fc5d"
    ;   ]
    ; }

    ; Sample code for parsing the JSON response...
    ; Use the following online tool to generate parsing code from sample JSON:
    ; Generate Parsing Code from JSON

    strVal.s

    i.i = 0
    count_i.i = CkJsonObject::ckSizeOfArray(jResp,"ids")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        strVal = CkJsonObject::ckStringOf(jResp,"ids[i]")
        i = i + 1
    Wend


    CkHttp::ckDispose(http)
    CkJsonObject::ckDispose(jsonToken)
    CkStringBuilder::ckDispose(sbPath)
    CkHttpRequest::ckDispose(req)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure